or Immo, an island belonging to Turkey, in the Grecian Archipelago, and lying west from the entrance to the Dardanelles, in Lat. 40.10. N., Long. 25.50. E. It is 18 miles in length from E. to W., by about 10 in breadth, and is well wooded and mountainous. Its loftiest peak rises to the height of 1959 feet. The valleys are fertile, and produce wine, oil, cotton, &c. Pop. about 4000.